SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2410325143
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
TXT
TXT Records
v=spf1 include:_spf.protonmail.ch mx ~all
protonmail-verification=1b896e1f7fe8a6e33cf4897b5f064bf2e7bfe12f